CN103354850B - The steam under pressure treating apparatus of carbon fiber precursor propylene class strand and the manufacture method of propylene class strand - Google Patents
The steam under pressure treating apparatus of carbon fiber precursor propylene class strand and the manufacture method of propylene class strand Download PDFInfo
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- CN103354850B CN103354850B CN201280008543.7A CN201280008543A CN103354850B CN 103354850 B CN103354850 B CN 103354850B CN 201280008543 A CN201280008543 A CN 201280008543A CN 103354850 B CN103354850 B CN 103354850B
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- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims description 40
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 229920000049 Carbon (fiber) Polymers 0.000 title description 8
- 239000004917 carbon fiber Substances 0.000 title description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title description 8
- 239000002243 precursor Substances 0.000 title description 6
- 238000007789 sealing Methods 0.000 claims abstract description 101
- 238000010438 heat treatment Methods 0.000 claims description 30
- 238000012360 testing method Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 29
- 239000000835 fiber Substances 0.000 description 14
- 238000009987 spinning Methods 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 238000004458 analytical method Methods 0.000 description 10
- 238000005520 cutting process Methods 0.000 description 8
- 229920002239 polyacrylonitrile Polymers 0.000 description 7
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 6
- 210000003746 feather Anatomy 0.000 description 6
- 244000144992 flock Species 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
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- 238000007906 compression Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229920002955 Art silk Polymers 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- WFKAJVHLWXSISD-UHFFFAOYSA-N isobutyramide Chemical compound CC(C)C(N)=O WFKAJVHLWXSISD-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/14—Containers, e.g. vats
- D06B23/16—Containers, e.g. vats with means for introducing or removing textile materials without modifying container pressure
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
- D02J1/222—Stretching in a gaseous atmosphere or in a fluid bed
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J13/00—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J13/00—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass
- D02J13/001—Heating or cooling the yarn, thread, cord, rope, or the like, not specific to any one of the processes provided for in this subclass in a tube or vessel
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/14—Containers, e.g. vats
- D06B23/18—Sealing arrangements
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/04—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of yarns, threads or filaments
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/04—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of yarns, threads or filaments
- D06B3/045—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of yarns, threads or filaments in a tube or a groove
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/01—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with hydrogen, water or heavy water; with hydrides of metals or complexes thereof; with boranes, diboranes, silanes, disilanes, phosphines, diphosphines, stibines, distibines, arsines, or diarsines or complexes thereof
- D06M11/05—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with hydrogen, water or heavy water; with hydrides of metals or complexes thereof; with boranes, diboranes, silanes, disilanes, phosphines, diphosphines, stibines, distibines, arsines, or diarsines or complexes thereof with water, e.g. steam; with heavy water
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/20—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products
- D01F9/21—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F9/22—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/26—Polymers or copolymers of unsaturated carboxylic acids or derivatives thereof
- D06M2101/28—Acrylonitrile; Methacrylonitrile
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Artificial Filaments (AREA)
- Inorganic Fibers (AREA)
Abstract
The steam under pressure treating apparatus (1) of propylene class strand of the present invention possesses steam under pressure handling part (10), labyrinth sealing portion (20).Above-mentioned labyrinth sealing portion (20) is located at the strand entrance of steam under pressure handling part (10) respectively and strand exports, and has the mobile route of above-mentioned strand (Z) in the horizontal direction, has multiple labyrinth type nozzle (24) up and down at above-mentioned mobile route.Difference and the △ H of the maxima and minima of when environment temperature of above-mentioned labyrinth sealing portion (20) is 140 DEG C, relative one group above-mentioned upside labyrinth type nozzle (24) and downside labyrinth type nozzle (24) distance are in vertical direction below 0.5mm.Thereby, it is possible to suppress the cost of energy produced by the leakage of steam under pressure, the thermal deformation of anti-locking apparatus, prevents fine hair, fracture of wire simultaneously.
Description
Technical field
The present invention relates to the steam under pressure treating apparatus being suitable for using when the extension of fiber, specifically, relate to and being suitable under steam under pressure environment the steam under pressure treating apparatus that strand extends, relate to, under steam under pressure environment, steam under pressure process is carried out to multiple strand, the steam under pressure treating apparatus that can handle together multiple strand continuously and the manufacture method of propylene class strand.
Background technology
In the manufacture etc. of carbon fiber, use as precursor and such as to be birdsed of the same feather flock together the strand etc. that zoarium forms by polyacrylonitrile, require the intensity of this strand and orientation degree excellent.This strand is to such as carrying out spinning containing polyacrylonitrile fit spinning solution of birdsing of the same feather flock together and become coagulated yarn, extend in water by making this coagulated yarn and dry and fine and closely wovenization, after obtaining strand, can obtain by carrying out secondary extension process to this strand under steam under pressure environment.
In the process of the strand under steam under pressure environment, make strand mobile in device inside, relative to the treating apparatus of this strand supply steam under pressure.In this treating apparatus, when the steam under pressure being supplied to device inside is leaked to device in large quantities from the entrance of strand and outlet, the instability such as pressure, temperature, humidity of device inside, likely produces fine hair or fracture of wire etc. on strand.In addition, in order to suppress steam under pressure to the impact of the leakage outside device, needing a large amount of steam under pressure, increasing cost of energy.
As the treating apparatus suppressing steam under pressure to spill from device inside, the known steam under pressure treating apparatus possessing the steam under pressure handling part utilizing the strand of steam under pressure to movement in a certain direction to process, two the labyrinth sealing portions extended from the front and back of this steam under pressure handling part.Above-mentioned labyrinth sealing portion being provided with the labyrinth type nozzle be made up of the plate extended squarely from inner wall surface thereof to strand, by the consumed energy when passing through each space (expanding chamber) between these labyrinth type nozzles, reducing the leakage of steam under pressure.
Specifically, disclose in Japanese Unexamined Patent Publication 2011-140161 publication (patent document 1) and possess steam under pressure handling part and two the labyrinth sealing portions extended from the front and back of this steam under pressure handling part, each labyrinth sealing portion is provided with 80 ~ 120 grades of labyrinth type nozzles, and labyrinth type nozzle is the steam under pressure treating apparatus of 0.3 ~ 1.2 from the ratio (L/P) of the spacing P between the extended length L and adjacent labyrinth type nozzle of internal face.
Prior art document
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2001-140161 publication
Summary of the invention
Invent problem to be solved
But, in the steam under pressure treating apparatus of patent document 1, not in the face of by steam under pressure produce relative to the heat of steam under pressure treating apparatus self and the impact of pressure, study.According to this steam under pressure treating apparatus, due to process continuously for a long time, there is the tendency of the situation increase producing fine hair or fracture of wire on strand.If investigate its reason, because steam under pressure treating apparatus continues to carry out work, steam under pressure treating apparatus is deformed into an one reason.The pressure distortion that this distortion has the device caused by the pressure of steam under pressure, the thermal deformation of rising with the temperature of the device feature caused by the high temperature of steam under pressure.
With regard to the pressure distortion of device, the mode that the wall part that existence configures plate-shaped member in length and breadth with the upper surface and the lower surface that utilize along apparatus main body covers is fixedly installed the main body being formed steam under pressure handling part and labyrinth sealing portion, and has the method for resistance to pressure.But, if so only by adopting rack construction, owing to being supplied to the steam under pressure of device inside, the main body forming steam under pressure handling part and labyrinth sealing portion is expanded by heating, on the other hand, the beam parts in order to have the plate-shaped member that resistance to pressure is arranged and wall part with the temperature difference of surrounding environment in cooled, with formation steam under pressure handling part compared with the main body in labyrinth sealing portion, thermal expansion is little.Therefore, owing to forming the difference of the expansion tensor between the main body of these steam under pressure handling parts and labyrinth sealing portion and flat column parts and wall part, apparatus main body produce bending.
In making many spindles of multiple strand movement handle together, as the invention disclosed in above-mentioned patent document 1, by arranging quantity or the interval of regulation labyrinth type nozzle, steam can be suppressed to spill from strand gateway and process is stablized, but the strand interference each other of movement adjacently cannot be reduced.In order to avoid this interference, as long as the width making strand move opening portion broadens, but when widening its width, the bending also change caused by the thermal deformation of steam under pressure treating apparatus is large, finds that the height of its opening portion has the phenomenon of a great difference between cross section, opening portion central authorities and two ends, cross section, opening portion.Its result, a part for open height cannot guarantee that, to the open height by strand necessity, strand contacts with labyrinth type nozzle, likely produces fine hair or fracture of wire.
In addition, in the steam under pressure treating apparatus that above-mentioned patent document 1 is recorded, when the interference each other of the strand in order to reduce movement adjacently and when widening the width of opening portion, in order to ensure to making strand pass through necessary open height, more than the opening portion height of having to make opening portion height to be widened as expecting, steam under pressure also becomes large from the leakage of steam under pressure treating apparatus, result, there is the problem that cost of energy increases on the contrary.
The present invention completes to eliminate problem as described above simultaneously, its object is to the steam under pressure treating apparatus that strand is provided, they two labyrinth sealing portions possessing steam under pressure handling part, extend from the front and back of this steam under pressure handling part, in the lump multiple strands of the movement side by side along mobile route sheet ground are processed under steam under pressure environment, suppress to spill by steam under pressure the cost of energy caused, and the thermal deformation of anti-locking apparatus, and prevent fine hair or fracture of wire simultaneously.
In addition, another object of the present invention is to the steam under pressure treating apparatus that strand is provided, they two labyrinth sealing portions possessing steam under pressure handling part, extend from the front and back of this steam under pressure handling part, in the lump multiple strands of the movement side by side along mobile route sheet ground are processed under steam under pressure environment, can suppress to spill by steam under pressure the cost of energy caused, reliably prevent fine hair or fracture of wire simultaneously.
For solving the method for problem
Steam under pressure treating apparatus of the present invention is a kind of steam under pressure treating apparatus of propylene class strand, possesses steam under pressure handling part, labyrinth sealing portion, above-mentioned labyrinth sealing portion is located at the strand entrance of steam under pressure handling part respectively and strand exports, there is the mobile route of above-mentioned strand in the horizontal direction, at above-mentioned mobile route, there is multiple labyrinth type nozzle up and down, in above-mentioned labyrinth type nozzle, upside labyrinth type nozzle is positioned at relative position with downside labyrinth type nozzle, when the environment temperature in above-mentioned labyrinth sealing portion is 140 DEG C, the difference (△ H) of one group of relative above-mentioned upside labyrinth type nozzle and the maxima and minima of above-mentioned downside labyrinth type nozzle distance is in vertical direction below 0.5mm.
Wherein, the wall part with the plate-shaped member that the top board to above-mentioned steam under pressure treating apparatus extends is provided with at the upper surface except steam inlet of steam under pressure treating apparatus, the wall part with the plate-shaped member extended towards the base plate of above-mentioned steam under pressure treating apparatus is provided with at the lower surface except steam inlet of steam under pressure treating apparatus, when the environment temperature in above-mentioned steam under pressure handling part or above-mentioned labyrinth sealing portion is 140 DEG C, the above-mentioned top board of steam under pressure treating apparatus or the arbitrfary point of base plate are less than 30 DEG C with the temperature difference of the point of relative wall part.
The above-mentioned wall part parts that also can be linear expansion coefficient higher than the linear expansion coefficient of above-mentioned top board and above-mentioned base plate.
At the spatial portion at least between upper surface and wall part being formed in above-mentioned steam under pressure handling part and above-mentioned labyrinth sealing portion, there is heat-conduction component.
In addition, the steam under pressure treating apparatus of another way of the present invention is the steam under pressure treating apparatus of the propylene class strand possessing steam under pressure handling part and labyrinth sealing portion, above-mentioned labyrinth type labyrinth part is located at the strand entrance of steam under pressure handling part respectively and strand exports, there is the mobile route of above-mentioned strand in the horizontal direction, the wall part with the plate-shaped member that the top board to above-mentioned steam under pressure treating apparatus extends is provided with at the upper surface except steam inlet of steam under pressure treating apparatus, the wall part with the plate-shaped member extended towards the base plate of above-mentioned steam under pressure treating apparatus is provided with at the lower surface except steam inlet of steam under pressure treating apparatus, be formed at least top board of steam under pressure treating apparatus and the spatial portion between the wall part of the upper surface of above-mentioned top board has heat-conduction component.
With regard to having the cross section of the arbitrary above-mentioned spatial portion parallel with above-mentioned top board, the sectional area A2 of above-mentioned heat-conduction component is preferably more than 5% relative to the ratio (A2/A1) of the area A 1 of being surrounded by above-mentioned plate-shaped member.
As above-mentioned heat-conduction component, expect use pyroconductivity be 16W/(mk) more than material.In addition, the ratio (H/W) being formed in rectangular aperture portion height H between above-mentioned labyrinth type nozzle opposing upper and lower and width W is 1/2000 ~ 1/60.
Above-mentioned heat-conduction component can vertically configure more than one with above-mentioned wall part, and vertically configures more than one and/or configure more than one abreast with above-mentioned opening portion with above-mentioned opening portion.Further, in the occasion of the multiple above-mentioned heat-conduction component of configuration, what preferably make above-mentioned heat-conduction component is spaced apart more than 100mm and below 500mm.Thereby, it is possible to the heat effectively steam under pressure for the treatment of strand being given the structure member forming steam under pressure handling part and labyrinth sealing portion is conducted to above-mentioned wall part, thus the thermal deformation of steam under pressure treating apparatus can be reduced.
In the present invention, be disposed in the preferred example be formed in by plate-shaped member in above-mentioned steam under pressure handling part and the space between labyrinth sealing portion and wall part with representing above-mentioned heat-conduction component clathrate, can be vertical with above-mentioned steam under pressure handling part and labyrinth sealing portion and configure one or more first heat-conduction component abreast with strand moving direction, simultaneously, one or more second heat-conduction component can be vertically configured with strand orientation, and, in the occasion of the multiple above-mentioned heat-conduction component of configuration, what preferably make above-mentioned heat-conduction component is spaced apart more than 100mm and below 500mm.Thereby, it is possible to the heat effectively steam under pressure for the treatment of strand being given the parts forming steam under pressure handling part and labyrinth sealing portion conducts to above-mentioned wall part, thus effectively can reduce the thermal deformation of steam under pressure treating apparatus.
In addition, as above-mentioned heat-conduction component, also can with above-mentioned wall part, and vertical with the top board in above-mentioned steam under pressure handling part and labyrinth sealing portion and base plate and configure one or more 3rd heat-conduction component obliquely relative to above-mentioned opening portion.In addition, also can be vertical with above-mentioned wall part and vertical relative to above-mentioned opening portion and configure one or more heat-conduction component obliquely.
In addition, the heating unit (such as heater) heating above-mentioned wall part is preferably possessed.In addition, also there is detection and utilize the unit of the temperature of the wall part of heating unit and the testing result according to said temperature detecting unit, control the temperature control unit of the heating-up temperature of above-mentioned heating unit.
In addition, the steam under pressure treating apparatus of another mode of the present invention is the steam under pressure treating apparatus of the propylene class strand possessing steam under pressure handling part and labyrinth sealing portion, above-mentioned labyrinth sealing portion is located at the strand entrance of steam under pressure handling part respectively and strand exports, there is the mobile route of above-mentioned strand in the horizontal direction, the wall part with the plate-shaped member that the top board to above-mentioned steam under pressure treating apparatus extends is provided with at the upper surface except steam inlet of steam under pressure treating apparatus, the wall part with the plate-shaped member that the base plate to above-mentioned steam under pressure treating apparatus extends is provided with at the lower surface except steam inlet of steam under pressure treating apparatus, possesses the heating unit of the above-mentioned wall part that pressurizes.In addition, preferably there is detection and utilize the unit of the temperature of the wall part of heating unit and the testing result according to said temperature detecting unit, control the temperature control unit of the heating-up temperature of above-mentioned heating unit.
Further, according to the present invention, the steam under pressure treating apparatus utilizing and have the propylene class strand of above structure is provided to carry out extending the manufacture method of the propylene class strand of process to propylene class strand.
Invention effect
In the steam under pressure treating apparatus of the present invention adopting above structure, by carrying out steam under pressure process to strand, can suppress to produce fine hair or fracture of wire etc., obtain the strand of high-quality, and, the heat that effectively steam under pressure for the treatment of strand can be given the parts forming steam under pressure handling part and labyrinth sealing portion conducts to above-mentioned wall part, thus can reduce the thermal deformation of steam under pressure treating apparatus.
In addition, in the steam under pressure treating apparatus of another way of the present invention, by being fixedly installed the wall part containing plate-shaped member in the mode of cladding system main body, guarantee the intensity of device entirety, and, by arranging heating unit at wall part, reduce the temperature difference between apparatus main body and wall part, the pressure distortion of restraining device entirety and temperature deformation, suppress to spill by steam under pressure the cost of energy caused, prevent fine hair, fracture of wire simultaneously.
Accompanying drawing explanation
Fig. 1 is the flat cutting view of the schematic configuration representing steam under pressure treating apparatus of the present invention.
Fig. 2 is the longitudinal section of the configuration of the heat-conduction component of the plate-shaped member inside of the steam under pressure treating apparatus representing embodiments of the invention 1 ~ 5,13.
Fig. 3 is the enlarged partial sectional view of the labyrinth type nozzle of the steam under pressure treating apparatus shown in Fig. 2.
Fig. 4 is the longitudinal section of the steam under pressure state before treatment of the structure division of the labyrinth type nozzle representing the labyrinth sealing portion shown in Fig. 2.
Fig. 5 is the longitudinal section of the state in the steam under pressure process of the structure division of the labyrinth type nozzle representing the labyrinth sealing portion shown in Fig. 2.
Fig. 6 is the flat cutting view of the configuration of the heat-conduction component of the plate-shaped member inside of the steam under pressure treating apparatus representing embodiment 7.
Fig. 7 is the flat cutting view of the configuration of the heat-conduction component of the plate-shaped member inside of the steam under pressure treating apparatus representing embodiment 9.
Fig. 8 is the flat cutting view of the configuration of the heat-conduction component of the plate-shaped member inside of the steam under pressure treating apparatus representing embodiment 8.
Fig. 9 is the flat cutting view of the configuration of the heat-conduction component of the plate-shaped member inside of the steam under pressure treating apparatus representing embodiment 10.
Figure 10 is the sectional view of the configuration of the heat-conduction component of the plate-shaped member inside of the steam under pressure treating apparatus representing embodiment 11.
Figure 11 is the flat cutting view of the configuration of the heat-conduction component of the plate-shaped member inside of the steam under pressure treating apparatus representing embodiment 12.
Figure 12 is the flat cutting view of the configuration of the heat-conduction component of the plate-shaped member inside of the steam under pressure treating apparatus represented for embodiment 6.
Figure 13 is the internal structure key diagram of the steam under pressure treating apparatus for embodiment 14.
Figure 14 is the longitudinal section of the schematic configuration of the steam under pressure treating apparatus 101 represented for embodiment 15,19.
Figure 15 is the longitudinal section of the steam under pressure treating apparatus 102 for embodiment 25.
Figure 16 is the internal structure key diagram of the steam under pressure treating apparatus 104 for embodiment 16.
Figure 17 is the longitudinal section of the steam under pressure treating apparatus 105 for embodiment 21,22.
Figure 18 is the internal structure key diagram of the steam under pressure treating apparatus 107 for embodiment 17.
Figure 19 is the longitudinal section of the steam under pressure treating apparatus 108 for embodiment 23.
Figure 20 is the internal structure key diagram of the steam under pressure treating apparatus 110 for embodiment 18.
Figure 21 is the longitudinal section of the steam under pressure treating apparatus 111 for embodiment 24.
Figure 22 is the internal structure key diagram of the steam under pressure treating apparatus 113 for embodiment 20.
Figure 23 is the longitudinal section of the steam under pressure treating apparatus 114 for embodiment 26.
Detailed description of the invention
(steam under pressure treating apparatus)
Fig. 1 and Fig. 2 is flat cutting view and the longitudinal section of an example of the first embodiment of the steam under pressure treating apparatus representing carbon fiber precursor propylene class strand of the present invention.
The steam under pressure treating apparatus (hereinafter referred to as treating apparatus) 1 of present embodiment possesses by steam under pressure to the steam under pressure handling part 10 of carbon fiber precursor propylene class strand (hereinafter referred to as strand) the Z process of movement in a certain direction, respectively in two labyrinth sealing portions 20 that entrance and the outlet (front and back of strand moving direction) of the strand of steam under pressure handling part 10 extend.This steam under pressure handling part 10 does not change in fact with the structure in labyrinth sealing portion 20 and the steam under pressure treating apparatus disclosed in above-mentioned patent document 1.Therefore, in the following description, the concrete structure in steam under pressure handling part 10 and labyrinth sealing portion 20 and detailed description are by the record of above-mentioned patent document 1.
According to illustrated example, steam under pressure handling part 10 and labyrinth sealing portion 20 have the top board 11a and base plate 11b that are made up of flat-sheet material single up and down, steam under pressure handling part 10 is positioned at the central portion of above-mentioned top board 11a and base plate 11b, and labyrinth sealing portion 20 is arranged adjacently in the front and back of above-mentioned steam under pressure handling part 10.The steam under pressure handling part 10 being located at the central portion of above-mentioned top board 11a and base plate 11b has the porous plate 14 that two porous sheet materials being configured by the mutual strand mobile route about 18 across strand Z movement are formed.Compression chamber 16,17 is formed between above-mentioned top board 11a and base plate 11b and above-mentioned each porous plate 14.This compression chamber 16 has the upper and lower each steam under pressure entrance 12 from outside supply steam.Steam under pressure entrance 12 is respectively formed at the upper and lower of the central authorities of above-mentioned steam under pressure handling part 10.This steam under pressure entrance 12 also can be formed in upper and lower either party.
As long as the material forming steam under pressure handling part 10 has the material to the sufficient mechanical strength of the pressure withstanding steam under pressure.Such as, the stainless steel with corrosion resistance, the material implementing antirust covering with paint in ferrous materials is set forth in.
Labyrinth sealing portion 20 has multiple labyrinth type nozzle 24 be made up of plate, this plate with vertically extend from the internal face 22 of above-mentioned top board 11a and base plate 11b to the direction that strand Z is close to each other, utilize this labyrinth type nozzle 24, be formed into the opening portion 26 of the strand mobile route of inside, labyrinth sealing portion 20, between adjacent labyrinth type nozzle 24, form expanding chamber 28.In addition, form in the first labyrinth sealing portion 31 of once (rear portion) side of steam under pressure handling part 10 the strand entrance 30 importing lines Z, form the strand outlet 32 of deriving strand Z in the second labyrinth sealing portion 33 of secondary (front portion) side of steam under pressure handling part 10.
The material forming the plate of labyrinth type nozzle 24 does not limit especially, but from having corrosion resistance, the viewpoint of occasion to the damage of strand that can reduce contact is set out, and is set forth in the material that stainless steel, titanium, titanium alloy or ferrous materials implement hard chromium plating process.
By forming expanding chamber 28 between the adjacent labyrinth type nozzle 24 in labyrinth sealing portion 20, in this expanding chamber 28, the air-flow of steam under pressure produces eddy current, consumed energy, thus, pressure drop, reduces the leakage of steam under pressure.
Labyrinth type nozzle 24 is made up of elongated plate, and the strand Z be formed as from the internal face 22 of top board 11a and base plate 11b to movement the opening portion 26 in labyrinth sealing portion 20 extends squarely.As long as the shape of labyrinth type nozzle 24 can reduce the shape of the leakage of steam under pressure, then do not limit especially, preferably rectangular box-like plate.
This labyrinth type nozzle 24 can be extended from whole internal faces 22 at the Zone Full in labyrinth sealing portion 20, also can be extended from the internal face 22 except a part of region.That is, as shown in Figure 3, in whole region in labyrinth sealing portion 20, can be integrated from the internal face 22 one-tenth of top board 11a and base plate 11b, labyrinth type nozzle 24 is extended towards the strand Z of movement in labyrinth sealing portion 20.In this occasion, the labyrinth type nozzle 24 of a pair up and down that the extended strand Z from each internal face 22 opposing upper and lower towards movement in the opening portion 26 in labyrinth sealing portion 20 is relative, can form rectangular-shaped opening portion 26 by between this pair labyrinth type nozzle 24 with the internal face 22 of left and right.
Preferred labyrinth type nozzle 24 is from extended length L(Fig. 3 of each internal face 22 of top board 11a and base plate 11b) and adjacent labyrinth type nozzle 24 between spacing P(Fig. 3) ratio (L/P) be less than 0.3, but not limit especially.In addition, labyrinth type nozzle 24 is preferably more than 3mm from the extended length L of each internal face 22a of top board 11a and base plate 11b, but does not limit especially.
Spacing P between preferably adjacent labyrinth type nozzle 24 is 16 ~ 29mm, but does not limit especially.
Thickness a(Fig. 3 of the plate of preferred formation labyrinth type nozzle 24) be below 3mm, but do not limit especially.
The formation progression of preferred labyrinth type nozzle 24 is 20 ~ 80 grades, but does not limit especially.
In addition, the shape of labyrinth type nozzle 24 is not defined in the tabular shown in Fig. 1 ~ 3 yet.
As shown in Figure 4, the opening portion 26 formed by labyrinth type nozzle 24 is preferably formed to the rectangle extended in the horizontal direction.If opening portion 26 is rectangles, then the easy strand Z by movement in treating apparatus 1 passes through with being maintained flat state, and in steam under pressure handling part 10, the steam under pressure of blowout easily arrives the surface of strand Z, can promote to invade, arrive that it is inner.Therefore, steam under pressure is easily utilized to heat strand Z equably in the short time.
In addition, above-mentioned opening portion 26 is preferably formed in the central authorities of the short transverse in labyrinth sealing portion 20.Thereby, it is possible to easily prevent the movement of strand Z in the lower regions divided by the strand Z of movement in labyrinth sealing portion 20 of expanding chamber 28, unstable due to the flowing difference of the air-flow of steam under pressure.
The height H (distance of the vertical direction of upside labyrinth type nozzle and downside labyrinth type nozzle) in the rectangular aperture portion 26 of labyrinth type nozzle 24 and width W ratio (H/W) (Fig. 4) are preferably 1/2000 ~ 1/60.Be more than 1/2000 if above-mentioned than (H/W), then reduce the strand Z interference each other of movement adjacently in the many spindles process making multiple strand Z movement, thus, easily suppress the damage that causes or mixedly to knit, easily suppressing on strand, produce fine hair, fracture of wire.In addition, be less than 1/60 if above-mentioned than (H/W), easily have concurrently and strand Z is remained level and the leakage reducing steam under pressure.
In addition, treating apparatus 1 passes through in device from the viewpoint of easily making strand Z, and preferred embodiment main body can be divided into two as the part of upside of the strand Z in the inner movement of device and the part of downside.Thus, especially multiple strand Z is moved in treating apparatus 1 side by side, while carry out the occasion extending process under steam under pressure environment together, easily can carry out lead-in wire operation at short notice.
Adopting the occasion of the structure that treating apparatus 1 can be divided into two, divided apparatus main body switching mechanism each other does not limit especially, such as, can adopt the mechanism etc. utilizing the divided apparatus main body of hinged joint to carry out opening and closing each other.In addition, the apparatus main body part of divided upside of slinging can also be adopted and the method for opening and closing.In addition, in this occasion, in order to prevent steam under pressure from revealing from apparatus main body bonding part each other, be preferably the structure using clip etc. to seal the apparatus main body bonding part each other split.
In addition, in the mode of the component parts of the steam under pressure handling part 10 and labyrinth sealing portion 20 that cover the treating apparatus 1 shown in pie graph 1 and Fig. 2, the plate-shaped member 50 and wall part 40 that are surrounded by sheet material are set.The composition surface of plate-shaped member 50 and wall part 40 is all by solder joints.Utilize this plate-shaped member 50 and wall part 40, steam under pressure for the treatment of strand Z can reduce the distortion of the device produced by the pressure be applied on the parts forming steam under pressure handling part 10 and labyrinth sealing portion 20, therefore obtains the height H in uniform rectangular aperture portion 26.
As shown in Figure 4, as long as the height of the central portion of rectangular aperture portion 26 width is identical with the height of end, then can sealing pressing steam equably, be therefore preferred.But due to heat, top board or base plate and wall part produce temperature difference, due to the difference of thermal expansion, central portion height H 1 and the end height H2 of the width as shown in Figure 5 in rectangular aperture portion 26 produce poor (△ H).
In treating apparatus 1, the temperature in labyrinth sealing portion 20 be more than 120 DEG C and the state of less than 160 DEG C (especially the environment temperature in labyrinth sealing portion 20 is the state of 140 DEG C) time, by the heat in steam under pressure handling part 10 and labyrinth sealing portion 20 is delivered to wall part 40 effectively, above-mentioned △ H can be made to be below 0.5mm, thus, be difficult to central portion and the end of the width in rectangular aperture portion 26, it is poor that the air-flow of steam under pressure produces, thus give uniform heat to fibre bundle, easily obtain the fibre bundle of uniform quality.In this, △ H is more preferably made to be below 0.25mm.
In addition, the temperature in steam under pressure handling part 10 and labyrinth sealing portion 20 be more than 100 DEG C and the state of less than 160 DEG C (especially the environment temperature in steam under pressure handling part 10 and labyrinth sealing portion 20 is the state of 140 DEG C) time, when the top board 11a in steam under pressure handling part 10 and labyrinth sealing portion 20 and the arbitrary point of base plate 11b are below 30 DEG C with the temperature difference of point of the wall part 40 being opposite in top board 11a and base plate 11b, what suppression was caused by thermal expansion bends, therefore preferably.In this respect, more preferably said temperature difference is less than 25 DEG C, more preferably less than 20 DEG C.
In addition, even if produce temperature difference on top board 11a or base plate 11b and wall part 40, in order to suppress the difference of thermal expansion, thus suppress bending, above-mentioned wall part 40 is preferably the parts of the linear expansion coefficient higher than the linear expansion coefficient of the parts of top board 11a and base plate 11b.Which kind of different parts of linear expansion coefficient are used suitably to select according to the temperature difference produced on top board 11a or base plate 11b and wall part 40.
In addition, in the inside of above-mentioned plate-shaped member 50, heat-conduction component 44,46 is set between the parts forming steam under pressure handling part 10 and labyrinth sealing portion 20 and above-mentioned wall part 40.The material of above-mentioned heat-conduction component 44,46 preferably uses pyroconductivity for 16W/(mk) more than material, iron and steel, stainless steel, aluminium alloy etc. can be used, but do not limit especially.
Utilize the heat conducting effect produced by above-mentioned heat-conduction component 44,46, form steam under pressure handling part 10, the structure member in labyrinth sealing portion 20 and the temperature difference of above-mentioned wall part 40 to reduce, decrease the bending of device, maintain the height H of uniform opening portion 26 thus, the central portion height H 1 of the width in opening portion 26 is less with the poor △ H on end height H2.
Be located at form steam under pressure handling part 10 and labyrinth sealing portion 20 the heat-conduction component 44,46 between structure member (top board 11a and base plate 11b) and above-mentioned wall part 40 relative to the arbitrary cross section parallel with wall part 40, the sectional area A2 being preferably set to above-mentioned heat-conduction component is more than 5% relative to the ratio (A2/A1) of the area A 1 of being surrounded by above-mentioned plate-shaped member 50.In addition, preferred above-mentioned ratio (A2/A1) is less than 33%.
In treating apparatus 1, heat-conduction component is vertically projecting from the top board 11a in above-mentioned top board 11a and base plate 11b and steam under pressure handling part 10 and labyrinth sealing portion 20 and base plate 11b.The heat-conduction component (symbol 44,46 of Fig. 1 and Fig. 2) of illustrated example, in ribbed, configures multiple respectively abreast with strand moving direction and strand orientation, in clathrate, but is not limited thereto.Above-mentioned heat-conduction component 44 only can configure with strand moving direction one or more (with reference to Fig. 6, Fig. 7) abreast relative to the top board 11a and base plate 11b forming steam under pressure handling part 10 and labyrinth sealing portion 20, further, above-mentioned heat-conduction component 46 also can be made only to configure abreast with strand orientation one or more (with reference to Fig. 8, Fig. 9).In addition, as shown in Figure 10, heat-conduction component 48 can be made to configure multiple sideling relative to strand moving direction.Further, as shown in figure 11, heat-conduction component 44,46 and strand moving direction and strand orientation can be made to configure abreast respectively multiple, and heat-conduction component 48 is configured sideling on strand moving direction.
By arranging heat-conduction component 44,46 in plate-shaped member 50 inside respectively abreast with strand moving direction and strand orientation, reduce to form steam under pressure handling part 10 and the thermal expansion amount of structure member in labyrinth sealing portion 20 and the difference of the thermal expansion amount of wall part 40, the bending of device can be reduced, thus, the height H of uniform opening portion 26 is obtained.
In addition, the interval of the above-mentioned heat-conduction component 44,46 configured abreast respectively with strand moving direction and strand orientation is preferably more than 100mm, below 500mm.If the interval of heat-conduction component 44,46 is below 500mm, the heat that the steam under pressure for the treatment of strand Z can be given the structure member in steam under pressure handling part 10 and labyrinth sealing portion 20 is delivered to above-mentioned wall part 40 effectively, can reduce the thermal deformation of steam under pressure treating apparatus.Further, when adding the above-mentioned heat-conduction component 48 configured sideling, then equably to wall part 40 heat conduction, the thermal deformation of steam under pressure treating apparatus can therefore be reduced further.If the interval of heat-conduction component 44,46 is more than 100mm, then the amount of the structural material used can be suppressed to be irreducible minimum, further, the re-quantization of companion devices self can be suppressed and the maximization of the switching mechanism brought, therefore, it is possible to the rising of restraining device cost.
In order to suppress the heat radiation from plate-shaped member 50 and wall part 40 to air, preferably enclose heat-insulating material being formed in the spatial portion between plate-shaped member 50 and steam under pressure handling part 10 and labyrinth sealing portion 20.As the heat-insulating material enclosed, can glass wool, asbestos etc. be used, not limit especially.By having this heat-insulating material, the thermal efficiency of steam under pressure handling part 10 and inside, labyrinth sealing portion 20 can be improved, and effectively suppress to dispel the heat to air from plate-shaped member 50 and wall part 40.
As long as the material of plate-shaped member 50 and wall part 40 has the material to suppressing the sufficient mechanical strength of pressure produced by steam under pressure, then do not limit especially.The material that iron and steel implements antirust covering with paint or stainless steel can be used in, there is the particular iron nickel alloy etc. of low linear expansion coefficient.
As long as the material of heat-conduction component 44,46,48 has the sufficient mechanical strength of pressure to suppressing to be produced by steam under pressure, and the material that pyroconductivity is high, then do not limit especially.The material that iron and steel implements antirust covering with paint or stainless steel can be used in, there is the particular iron nickel alloy etc. of low linear expansion coefficient.
Then, the steam under pressure treating apparatus of the second embodiment is described.Figure 14 is the longitudinal section of the treating apparatus 101 of the second embodiment.In addition, in this steam under pressure treating apparatus 101, by using identical symbol to represent to the parts and component with the structure identical with the steam under pressure treating apparatus 1 of above-mentioned first embodiment, omit its detailed description.
Steam under pressure treating apparatus 101 shown in Figure 14 possesses labyrinth sealing portion 20a, 20b of primary side and the secondary side configured respectively adjacently before and after the steam under pressure handling part 10 of multiple strand Z process of the sheet utilizing steam under pressure to movement in a certain direction and the strand moving direction of steam under pressure handling part 10.
Adopting the occasion of the structure that treating apparatus 101 can be divided into two, divided apparatus main body portion 61,62 switching mechanism each other does not limit especially, such as, can adopt and utilize the mechanism etc. of opening and closing each other of the divided apparatus main body portion 61,62 of hinged joint.In addition, the part in apparatus main body portion 61 of divided upside of slinging can also be adopted and the method for opening and closing.In addition, in this occasion, in order to prevent steam under pressure from bonding part each other revealing from apparatus main body portion, be preferably the structure using clip etc. to seal the bonding part each other, apparatus main body portion split.
In addition, to cover the mode being formed the steam under pressure handling part 10 for the treatment of apparatus 101 and the apparatus main body in labyrinth sealing portion 20, utilize the upper and lower frames parts (plate-shaped member) 50 of tabular to surround along its upper and lower outer peripheral face, and assemble identical flat column parts (heat-conduction component) 44,46 in the spatial portion clathrate except steam under pressure entrance 12 of being surrounded by these upper and lower frames parts 50.In addition, wall part 40A, 40B is fixedly installed respectively at the upper inferolateral surface of above-mentioned upper and lower frames parts 50 and flat column parts 44,46.
At this, the flat column parts 44,46,48 being configured in the heat conductivity excellence of the outer surface of the upper and lower of apparatus main body and left and right can use identical material, also can use different materials.In addition, apparatus main body up and down and the outer surface clathrate of left and right the flat column parts that configure also can combine same material or different materials and use.
Above-mentioned upper and lower wall part 40A, 40B configure heating unit.In the steam under pressure treating apparatus 101 of present embodiment, as above-mentioned heating unit, use steam heater 52, but heating unit does not limit especially, as long as can make the method for the temperature being reached expectation by heater block.Such as, except steam heater 52, also can adopt heat dump, cast aluminum heaters, cast copper heater, rubber heater etc.In order to the heat transfer efficiency utilizing these heaters to improve wall part 40A, 40B up and down, Hot Cement etc. can be utilized to load between heater 52 and treating apparatus 101.
In addition, in the treating apparatus 101 of present embodiment, whole of upper and lower wall part 40A, 40B configures heating unit, as long as but be configured in the position that upper and lower wall part 40A, 40B can be suppressed to be cooled by the temperature difference with surrounding environment, then do not limit especially.Such as, heating unit is arranged in the inside of upper and lower above-mentioned wall part 40A, 40B.Specifically, the external wall of upper portion parts 40A of upside only in upper and lower wall part 40A, 40B, apparatus main body configures heating unit, also can only configure at the bottom wall part 40B of the downside of apparatus main body.In addition, only heating unit can be formed in a part of upper and lower wall part 40A, 40B.By forming the heating unit beyond steam under pressure on these steam under pressure treating apparatus, the temperature caused by the heat radiation of upper and lower wall part 40A, 40B can be filled up decline, therefore device entirety thermal expansion equably, as a result, the spot caused by the variation of the height H of the opening portion 26 utilizing labyrinth type nozzle 24 to be formed can be reduced.
The heating-up temperature of wall part up and down 40A, 40B of heating unit is utilized not limit especially, but preferably according to the temperature of the steam of supply in steam under pressure handling part 10, the width W of opening portion 26, the total length of moving direction of the strand Z of steam under pressure handling part 10 and the total length of labyrinth sealing portion 20a, 20b of primary side and secondary side and, select the suitableeest temperature can guaranteeing the opening portion height H expected.In addition, can use what utilize heating unit to be all certain method by the distribution of the heating-up temperature of heater block, also can adopt method, temperature as one man continually varying method with the steam in labyrinth sealing portion 20 that local temperature is declined.At the outer setting temperature control equipment for the treatment of apparatus 101, this temperature control equipment receives the detection signal obtained by this temperature-detecting device, and the temperature of the desired site in labyrinth sealing portion 20 is controlled the temperature for expecting.
In the present embodiment, in order to control the temperature in above-mentioned labyrinth sealing portion 20, arranging and detecting by the temperature-detecting device of the heating-up temperature of heater block.The setting position of this temperature-detecting device preferably can the position of the direct temperature of determinator main body in upper and lower wall part 40A, 40B.Therefore, in the present embodiment, the place in labyrinth sealing portion 20 or many places set temperature checkout gear.As detecting the method for the heating-up temperature of heating unit of utilizing, generally using such as thermocouple, but not being defined in this, as long as in the method for the temperature range expected correctly detected temperatures, then can not limit especially.
In addition, treating apparatus 1,101 of the present invention is not defined in the treating apparatus 1,101 shown in Fig. 1 ~ Fig. 3, Figure 14.Such as, the treating apparatus 1,101 of illustrated example can be the device making strand movement in the horizontal direction, but also can be the steam under pressure treating apparatus making strand Z movement in vertical direction.
As long as strand Z suitably selects according to purposes, such as, enumerate and spinning carried out to fit spinning solution of birdsing of the same feather flock together containing polyacrylonitrile, in water, make it extend and dry and strand of densification etc. for the strand of the manufacture of carbon fiber.In the present embodiment, coagulated yarn is become by carrying out spinning to fit spinning solution of birdsing of the same feather flock together containing polyacrylonitrile, this coagulated yarn is extended in water and dry and densification, after obtaining the strand be made up of the precursor fibre of carbon fiber, under steam under pressure environment, secondary is carried out to this strand and extend process, obtain the strand Z of the polyacrylonitrile fiber bundle be made up of multi-fibre artificial silk.
Treating apparatus 1,101 of the present invention does not limit especially in the kind or treatment process of the strand Z of the fiber be made up of the polypropylene type condensate be suitable for, but want the occasion of the fiber obtaining fine-titred fiber or high orientation, require the extension treating apparatus of the occasion of high spinning speed and extend processing method, can suitably use.Be especially suitable for nitrile fiber, the extension process of the production that fit fiber birdsed of the same feather flock together by the polyacrylonitrile of carbon fiber.
Embodiment
Below, represent embodiment and comparative example and explain the present invention.But the present invention is not defined in following record.In following embodiment 1 ~ 14, comparative example 1 ~ 2, the poor △ H(=H2-H1 of the height H 2 at height H 1 shown in calculating chart 5, cross section, opening portion central authorities 34 and two ends, cross section, opening portion 36), utilize the numeric value analysis using Finite element method, with the strand moving direction 10mm interval that edge is caused by the thermal deformation for the treatment of apparatus, the displacement △ H of computed altitude H.With regard to the △ H calculated, handle together the performance of device using the benchmark evaluation shown in table 1 as many spindles.Table 3 represents its result.Evaluate steam under pressure handling part 10 and the top board 11a in labyrinth sealing portion 20 and the arbitrary point of base plate 11b and the temperature difference △ T of the point of relative wall part 40 in the position of regulation, calculate maximum temperature difference △ T
w.
[table 1]
| △H[mm] | Judge |
| Be less than 0.25 | ◎ |
| More than 0.25 and be less than 0.4 | ○ |
| More than 0.4 and be less than 0.5 | △ |
| More than 0.5 | × |
In embodiment 15 ~ 26, the spot of the height H of the opening portion 26 utilizing the generation frequency measurement of fine hair to be caused by the distortion of steam under pressure treating apparatus 10 is on the impact of quality.Fine hair produces the method enforcement of below the evaluation ideas of frequency.That is, in the multiple fiber strand silks in the movement of extending from steam under pressure treating apparatus, utilize the visual quantity being determined at the fine hair that one hour produces, calculate the average generation number of times of a fiber strand silk.Table 2 represents metewand.The average generation number of times of fine hair is obtained by following formula.(the average generation number of times of fine hair)=(in the multiple fiber strand silks in the movement of extending from steam under pressure treating apparatus, the sum at the fine hair that one hour produces) ÷ (dropping into the filament number of steam under pressure treating apparatus).
[table 2]
| The average generation number of times of fine hair | Judge |
| Be less than 0.5 | ◎ |
| More than 0.5 and be less than 2 | ○ |
| More than 2 and be less than 10 | △ |
| More than 10 | × |
| Cannot spinning | ×× |
In addition, as shown in Figure 5, the height spot of the width of the height of the opening portion 26 of the present embodiment 15 ~ 26 is after the extension of strand terminates, whole plate at cross section, the opening portion central authorities 34 between the nozzle of labyrinth type up and down forming steam under pressure treating apparatus 101 and the two ends, cross section, opening portion 36 between labyrinth type nozzle sandwiches the spongy lead of φ 3mm, the thickness measuring the part of the flattening of spongy lead is obtained, the poor △ H=(H2-H1 of the height H 1 of cross section, opening portion central authorities 34 and the height H 2 at two ends, cross section, opening portion 36) in maximum, as ratio (the △ H relative to opening portion W
max/ W) evaluate.
(Production Example one)
Be dissolved in dimethylacetylamide (DMAc) solution (polymer concentration 20% quality, viscosity 50Pas, temperature 60 C) by by acrylonitrile (AN), methyl acrylate (MA) and methacrylate (MAA) modulate spinning solution with the polyacrylonitrile of mol ratio AN/MA/MAA=96/2/2 copolymerization zoarium of birdsing of the same feather flock together, make this spinning solution by the spinning mouth of hole count 12000, in the DMAc aqueous solution being discharged to concentration 70 quality %, liquid temperature 35 DEG C and after cleaning, three times are extended in hot bath, dry at 135 DEG C, obtain the strand F of densification.
(embodiment one)
In the treating apparatus 1 shown in Fig. 1 and Fig. 2, the total length X for the treatment of apparatus 1 is 4000mm, the total length of the moving direction of the strand Z of steam under pressure handling part 10 is 1000mm, the total length of the moving direction of the strand Z in labyrinth sealing portion 20 is 1500mm, the width Y for the treatment of apparatus is 1050mm, the height H in rectangular aperture portion 26 is 2mm, and the width W of opening portion 26 is 1000mm.But, the total length of so-called treating apparatus 1, be the total length of the moving direction of the strand in steam under pressure handling part 10 and two first and second labyrinth sealing portions 20 and.That is, the total length in labyrinth sealing portion 20 is each the length in first and second labyrinth sealing portion 20 of side, is provided with first and second labyrinth sealing portion 20 that two have this total length in the front and back of steam under pressure handling part 10.
As the heat-conduction component 44 that the moving direction with strand Z configures abreast, ribbed is set to two plates that thickness of slab is 21mm by (350mm interval) at equal intervals, as the heat-conduction component 46 that the orientation with strand Z configures abreast, with (300mm spacing) at equal intervals crossing with above-mentioned heat-conduction component 44 12 sheet materials of thickness of slab 12mm are set.Plate-shaped member 50 is the sheet material of thickness of slab 25mm, and wall part 40 is the sheet material of thickness of slab 21mm, and the component parts in steam under pressure handling part 10 and labyrinth sealing portion 20 is the sheet material of thickness of slab 25mm.The height of the treating apparatus surrounded by the component parts in steam under pressure handling part 10 and labyrinth sealing portion 20, plate-shaped member 50 and wall part 40 is 300mm.The sectional area A2 of heat-conduction component is 7.5% relative to the ratio (A2/A1) of the area A 1 of being surrounded by plate-shaped member 50 of this treating apparatus.In addition, in order to the simplification calculated, ignore labyrinth type nozzle 24 and porous plate 14.
As plate-shaped member 50, wall part 40, heat-conduction component 44,46, the physical property values of each parts in steam under pressure handling part 10 and labyrinth sealing portion 20, physical property values (vertical coefficient of elasticity=206GPa, transverse elasticity coefficient=79Gpa, linear expansion coefficient γ=11.7 × 10 of the iron and steel that whole use is common
-6[/ DEG C]).
The inner side of the component parts of steam under pressure handling part 10 is made to be pressure 300KPaG, make temperature be 142 DEG C, the pressure acting on the inner side of the component parts in labyrinth sealing portion 20 declines from first and second labyrinth sealing portion 31,33 towards strand entrance 30 and strand outlet 32.The temperature forming the inner side of the parts in labyrinth sealing portion 20 is the saturated-steam temperature of the pressure of above-mentioned proportional decline.In this embodiment, with the pressure in first and second labyrinth sealing portion 31,33 for 300kPaG, strand entrance 30 and strand export the proportional decline of mode that 32 pressure are 0kPaG.In addition, the temperature in first and second labyrinth sealing portion 31,33 is set to 142 DEG C, strand entrance 30 and strand is exported 32 temperature and is set as 100 DEG C.
The coefficient of heat conduction between the surface of the heat-conduction component 46 that the surface of the heat-conduction component 44 that plate-shaped member 50 inner surface, strand moving direction are parallel, strand orientation are parallel, spatial portion is 3W/(m
2/ K), make the temperature of spatial portion be 80 DEG C, the coefficient of heat conduction between the outer surface of plate-shaped member 50 and spatial portion is 10W/(m
2/ K), make the temperature of spatial portion be 60 DEG C.Wherein, W is the rectangular aperture portion width of labyrinth type nozzle.
Symmetric shape to 1/8 of this shape carries out the result of numerical analysis, and △ H is 0.212mm, △ T=18 DEG C.
(embodiment 2 ~ 5)
With regard to the thickness of the above-mentioned heat-conduction component 44 for the treatment of apparatus 1 and above-mentioned heat-conduction component 46, quantity, the arbitrary cross section parallel with wall part 40, except the such ratio (A2/A1) of sectional area A2 relative to the area A 1 of being surrounded by plate-shaped member 50 changing heat-conduction component as shown in table 2, the condition identical with embodiment 1 is used to resolve.Table 3 represents the result obtained.
(embodiment 6)
Fill except utilizing heat-conduction component and be formed in Figure 12 with the spatial portion Zone Full between the plate-shaped member 50 of the treating apparatus 1 shown in thin oblique line and top board 11a and base plate 11b, namely, make the sectional area A2 of heat-conduction component be except 100% relative to the ratio (A2/A1) of the above-mentioned area A 1 of being surrounded by plate-shaped member 50, use the condition identical with embodiment one to resolve.Table 3 represents the result obtained.
(embodiment 7,8)
As shown in Fig. 6, Fig. 8, except the heat-conduction component as plate-shaped member 50 inside, only use either party of heat-conduction component 44 or heat-conduction component 46, and to change like that beyond thickness shown in table 2, use the condition identical with embodiment one to carry out numeric value analysis.Table 3 represents the result obtained.
(embodiment 9,10)
As shown in Fig. 7, Fig. 9, except only using either party of heat-conduction component 44 or heat-conduction component 46 as the heat-conduction component of plate-shaped member 50 inside, and as shown in table 2ly change beyond thickness and parts space like that, use the condition identical with embodiment one to carry out numeric value analysis.Table 3 represents the result obtained.
(embodiment 11)
As shown in Figure 10, except only using the heat-conduction component 48 configured sideling as the heat-conduction component of plate-shaped member 50 inside, and as shown in table 2ly set beyond its thickness and parts space like that, use the condition identical with embodiment one to carry out numeric value analysis.Table 3 represents the result obtained.
(embodiment 12)
As shown in figure 11, except the heat-conduction component as plate-shaped member 50 inside uses heat-conduction component 44, heat-conduction component 46 and heat-conduction component 48, and as shown in table 2ly change beyond thickness and parts space like that, use the condition identical with embodiment one to carry out numeric value analysis.Table 3 represents the result obtained.
(embodiment 13)
Except such total length X changing treating apparatus 1 as shown in table 2, the condition identical with embodiment one is used to carry out numeric value analysis.Table 3 represents the result obtained.
(embodiment 14)
As shown in figure 13, except not arranging heat-conduction component in plate-shaped member 50 inside, as the physical property values of wall part 40, use the physical property values of stainless steel SUS304 (vertical coefficient of elasticity=200GPa, transverse elasticity coefficient=74GPa, linear expansion coefficient γ=17.8 × 10
-6[/ DEG C]) beyond, use the condition identical with embodiment one to carry out numeric value analysis.Table 3 represents the result obtained.
(comparative example 1)
As shown in figure 13, except not arranging except heat-conduction component in plate-shaped member 50 inside, the condition identical with embodiment one is used to carry out numeric value analysis.Table 3 represents the result obtained.
(comparative example 2)
To change except the width Y for the treatment of apparatus 1 and the rectangular aperture portion width W of labyrinth type nozzle 24 like that except as shown in table 2, use the condition identical with embodiment one to carry out numeric value analysis.Table 3 represents the result obtained.
(embodiment 15)
In the treating apparatus 104 shown in Figure 16, use following treating apparatus 104: the total length of the moving direction of the strand Z of steam under pressure handling part is 1000mm, the total length of the moving direction of the strand in labyrinth sealing portion be 1500mm(still, the total length in labyrinth sealing portion is the length in the labyrinth sealing portion of side, and the labyrinth sealing portion of this total length arranges two in the front and back of steam under pressure handling part.Identical below), labyrinth type nozzle is 5mm from the extended length L of internal face, spacing P between adjacent labyrinth type nozzle is 20mm, the ratio L/P of extended length L and spacing P is 0.25, labyrinth type nozzle progression is 60 grades, the height H of opening portion is 2mm, and the width W of opening portion is 1000mm, is fixedly installed plane heater 52 in the one side of each face side of upper and lower wall part.The material of apparatus main body uses iron and steel (linear expansion coefficient γ=11.7 × 10
-6[/ DEG C]).
In order to detect the temperature of the wall part undertaken by heater 52, on the surface of the heating surface opposition side with wall part, K formula thermocouple is installed.
Use above-mentioned treating apparatus 104, utilize five spindles to import from strand entrance the strand obtained Production Example one, carry out steam under pressure process.The pressure of compression chamber is 300kpa, and the temperature of above lower wall part is pressure and the temperature that the mode of 142 DEG C controls the steam under pressure being supplied to heater 52.
Table 4 expression have rated the result utilizing steam under pressure treating apparatus 104 steam under pressure carried out between extended peroid to extend the generation frequency of later fine hair, the height spot of opening portion width.In the manufacture of strand, can not be chaotic in whole strands, also can not produce the strand friction at extension apparatus entrance caused by confusion and the fine hair caused, stably can carry out steam extension.
(embodiment 16 ~ 20)
As shown in Figure 16,18,20,14,22, except change the flat column parts 44,46,48 for the treatment of apparatus 104,107,110,101,113 in the mode shown in table 4 except, carry out the steam under pressure process of strand Z identically with embodiment 15.
Table 4 represents and is utilizing steam under pressure treating apparatus to carry out between extended peroid, observes the state of the fine hair after steam under pressure extends, and evaluates the result of generation frequency, the height spot of opening portion width of fine hair.
(embodiment 21)
As shown in figure 17, except the heating unit as the treating apparatus except heating steam handling part, use a treating apparatus 105 in the bonding one side of external wall of upper portion parts 40A being plane heater 52, and beyond such temperature changing external wall of upper portion parts 40A as shown in table 4, carry out the steam under pressure process of strand Z identically with embodiment 15.
Table 4 represents and is utilizing steam under pressure treating apparatus 105 to carry out between extended peroid, observes the state of the fine hair after steam under pressure extends, and evaluates the result of generation frequency of fine hair, the height spot of the width of opening portion 26.
(embodiment 22 ~ 26)
As shown in Figure 17,19,21,15,23, except such flat column parts 44,46,48 changing treating apparatus 105,108,111,102,114 as shown in table 4, carry out the steam under pressure process of strand Z identically with embodiment 21.
Table 4 represents and is utilizing steam under pressure treating apparatus to carry out between extended peroid, observes the state of the fine hair after steam under pressure extends, and evaluates the result of generation frequency, the height spot of opening portion 26 width of fine hair.
(comparative example 3 ~ 8)
Use except do not arrange heat upper and lower wall part heater except, have with treating apparatus 101,104,107,110, the treating apparatus of 113 identical structures, and beyond such temperature changing wall part 40A as shown in table 4, carry out the steam under pressure process of strand Z identically with embodiment 15.
Table 4 represents and is utilizing steam under pressure treating apparatus to carry out between extended peroid, observes the state of the fine hair after steam under pressure extends, and evaluates the result of generation frequency, the height spot of opening portion 26 width of fine hair.
[table 3]
[table 4]
Symbol description
10-steam under pressure handling part, 11a-top board, 11b-base plate, 12-steam under pressure entrance, 14-porous plate, 16, 17-compression chamber, 18-strand mobile route, 20-labyrinth sealing portion, 22-internal face, 24-labyrinth type nozzle, 26-(is rectangular-shaped) opening portion, 28-expanding chamber, 30-strand entrance, 31, first and second labyrinth sealing portion of 33-, 32-strand exports, cross section, 34-opening portion central authorities, two ends, cross section, 36-opening portion, 40-wall part, 40A, 40B-(is upper and lower) wall part, 44, 46, 48-flat column parts (heat-conduction component), 50-upper and lower frames parts (plate-shaped member), 52-heater (heating unit), 61, 62-(is split up and down) apparatus main body portion.
Claims (16)
1. a steam under pressure treating apparatus for propylene class strand, possesses steam under pressure handling part, labyrinth sealing portion, and the feature of the steam under pressure treating apparatus of this propylene class strand is,
Above-mentioned labyrinth sealing portion is located at the strand entrance of steam under pressure handling part respectively and strand exports, and has the mobile route of above-mentioned strand in the horizontal direction, has multiple labyrinth type nozzle up and down at above-mentioned mobile route,
In above-mentioned labyrinth type nozzle, upside labyrinth type nozzle is positioned at relative position with downside labyrinth type nozzle,
Difference and the △ H of the maxima and minima of when environment temperature in above-mentioned labyrinth sealing portion is 140 DEG C, relative one group above-mentioned upside labyrinth type nozzle and above-mentioned downside labyrinth type nozzle distance are in vertical direction below 0.5mm.
2. the steam under pressure treating apparatus of propylene class strand according to claim 1, is characterized in that,
Respectively there is wall part at the upper surface except steam inlet of steam under pressure treating apparatus and lower surface,
At the inner surface of the wall part of upper surface, there is the plate-shaped member that the top board along steam under pressure treating apparatus extends, at the inner surface of the wall part of lower surface, there is the plate-shaped member that the base plate along steam under pressure treating apparatus extends,
When the environment temperature in above-mentioned steam under pressure handling part or above-mentioned labyrinth sealing portion is 140 DEG C, the above-mentioned top board of steam under pressure treating apparatus or the arbitrfary point of base plate are less than 30 DEG C with the temperature difference of any of relative wall part.
3. the steam under pressure treating apparatus of propylene class strand according to claim 2, is characterized in that,
The above-mentioned wall part parts that to be linear expansion coefficient higher than the linear expansion coefficient of above-mentioned top board and above-mentioned base plate.
4. the steam under pressure treating apparatus of propylene class strand according to claim 2, is characterized in that,
At the spatial portion at least between upper surface and wall part being formed in above-mentioned steam under pressure handling part and above-mentioned labyrinth sealing portion, there is heat-conduction component.
5. the steam under pressure treating apparatus of propylene class strand according to claim 4, is characterized in that,
With regard to having the cross section of the arbitrary above-mentioned spatial portion parallel with above-mentioned top board in above-mentioned spatial portion, the sectional area A2 of above-mentioned heat-conduction component is more than 5% relative to ratio, the i.e. A2/A1 of the area A 1 of being surrounded by above-mentioned plate-shaped member.
6. a steam under pressure treating apparatus for propylene class strand, possesses steam under pressure handling part and labyrinth sealing portion, and the feature of the steam under pressure treating apparatus of this propylene class strand is,
Above-mentioned labyrinth sealing portion is located at the strand entrance of steam under pressure handling part respectively and strand exports, and has the mobile route of above-mentioned strand in the horizontal direction,
Respectively there is wall part at the upper surface except steam inlet of steam under pressure treating apparatus and lower surface,
At the inner surface of the wall part of upper surface, there is the plate-shaped member that the top board to steam under pressure treating apparatus extends, at the inner surface of the wall part of lower surface, there is the plate-shaped member that the base plate to steam under pressure treating apparatus extends,
Spatial portion between at least top board being formed in steam under pressure treating apparatus and the wall part being configured in above above-mentioned top board has heat-conduction component.
7. the steam under pressure treating apparatus of the propylene class strand according to claim 4 or 6, is characterized in that,
The pyroconductivity of above-mentioned heat-conduction component is more than 16W/ (mk).
8. the steam under pressure treating apparatus of the propylene class strand according to claim 1 or 6, is characterized in that,
Be formed in rectangular aperture portion height H between the labyrinth type nozzle opposing upper and lower in above-mentioned labyrinth sealing portion and the ratio of width W, i.e. H/W are 1/2000 ~ 1/60.
9. the steam under pressure treating apparatus of the propylene class strand according to claim 4 or 6, is characterized in that,
Above-mentioned heat-conduction component and above-mentioned wall part vertically configure more than one, and vertically configure more than one and/or configure more than one abreast with above-mentioned opening portion with above-mentioned opening portion.
10. the steam under pressure treating apparatus of propylene class strand according to claim 9, is characterized in that,
Above-mentioned heat-conduction component is with more than 100mm and configuring of below 500mm multiple spaced and parallelly.
The steam under pressure treating apparatus of 11. propylene class strands according to claim 4 or 6, is characterized in that,
Above-mentioned heat-conduction component is vertical and configure one or more obliquely along above-mentioned opening portion relative to above-mentioned wall part.
The steam under pressure treating apparatus of 12. propylene class strands according to claim 4 or 6, is characterized in that,
Above-mentioned heat-conduction component is vertical with above-mentioned wall part and vertical relative to above-mentioned opening portion and configure one or more obliquely respectively along above-mentioned opening portion.
The steam under pressure treating apparatus of 13. propylene class strands according to claim 2 or 6, is characterized in that,
Possesses the heating unit heating above-mentioned wall part.
The steam under pressure treating apparatus of 14. 1 kinds of propylene class strands, possesses steam under pressure handling part and labyrinth sealing portion, and the feature of the steam under pressure treating apparatus of this propylene class strand is,
Above-mentioned labyrinth sealing portion is located at the strand entrance of steam under pressure handling part respectively and strand exports, and has the mobile route of above-mentioned strand in the horizontal direction,
Respectively there is wall part at the upper surface except steam inlet of steam under pressure treating apparatus and lower surface,
The wall part of above-mentioned upper surface has the plate-shaped member that the top board along above-mentioned steam under pressure treating apparatus extends, and the wall part of above-mentioned lower surface has the plate-shaped member that the base plate along above-mentioned steam under pressure treating apparatus extends,
The steam under pressure treating apparatus of this propylene class strand possesses the heating unit heating above-mentioned wall part.
The steam under pressure treating apparatus of 15. propylene class strands according to claim 13, is characterized in that,
Have to detect and utilize the unit of the temperature of the wall part of above-mentioned heating unit and the testing result according to said temperature detecting unit, control the temperature control unit of the heating-up temperature of above-mentioned heating unit.
The manufacture method of 16. 1 kinds of propylene class strands, is characterized in that,
In the steam under pressure treating apparatus of the propylene class strand described in any one of claim 1 ~ 15, extension process is carried out to propylene class strand.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011026960 | 2011-02-10 | ||
| JP2011-026960 | 2011-02-10 | ||
| JP2011-167343 | 2011-07-29 | ||
| JP2011167343 | 2011-07-29 | ||
| PCT/JP2012/050777 WO2012108230A1 (en) | 2011-02-10 | 2012-01-17 | Device for treating carbon-fiber-precursor acrylic yarn with pressurized steam, and process for producing acrylic yarn |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103354850A CN103354850A (en) | 2013-10-16 |
| CN103354850B true CN103354850B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280008543.7A Active CN103354850B (en) | 2011-02-10 | 2012-01-17 | The steam under pressure treating apparatus of carbon fiber precursor propylene class strand and the manufacture method of propylene class strand |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US8839492B2 (en) |
| EP (1) | EP2674522B1 (en) |
| JP (1) | JP5430740B2 (en) |
| KR (1) | KR101384020B1 (en) |
| CN (1) | CN103354850B (en) |
| ES (1) | ES2607075T3 (en) |
| HU (1) | HUE030232T2 (en) |
| MX (1) | MX2013009249A (en) |
| PT (1) | PT2674522T (en) |
| SA (1) | SA112330256B1 (en) |
| TW (1) | TWI489022B (en) |
| WO (1) | WO2012108230A1 (en) |
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| MX2013010328A (en) * | 2011-03-09 | 2013-12-02 | Mitsubishi Rayon Co | Pressurized steam processing device for thread and production method for carbon fiber precursor thread. |
| CN103562452B (en) * | 2011-06-03 | 2016-04-20 | 三菱丽阳株式会社 | The manufacture method of carbon fiber precursor acrylic fiber bundle |
| KR101557597B1 (en) * | 2011-08-22 | 2015-10-05 | 미쯔비시 레이온 가부시끼가이샤 | Steam drawing device |
| ITMI20130821A1 (en) | 2013-05-21 | 2013-08-20 | M A E S P A | EQUIPMENT FOR IRONING FIBERS OF ACRYLICS IN A PRESSURE STEAM ATMOSPHERE AND AN AUTOMATIC ENTRY DEVICE FOR SUCH EQUIPMENT. |
| JP6149583B2 (en) * | 2013-08-01 | 2017-06-21 | 三菱ケミカル株式会社 | Method of drawing carbon fiber precursor acrylic fiber bundle |
| DE102014100651B4 (en) * | 2014-01-21 | 2015-08-13 | Paperchine Gmbh | Air sealing device for a spraying apparatus in a papermaking machine |
| CN104278459B (en) * | 2014-10-09 | 2016-01-20 | 中国科学院宁波材料技术与工程研究所 | A kind of polyacrylonitrile base carbon fiber precursors high-pressure water vapor drafting system |
| CN104278458B (en) * | 2014-10-09 | 2016-01-20 | 中国科学院宁波材料技术与工程研究所 | A kind of PAN base carbon fiber protofilament high-pressure water vapor drafting system |
| MX2016011125A (en) * | 2015-08-31 | 2017-02-27 | Dart Container | Methods and systems for continuous saturation of material, such as polymer films. |
| KR102281627B1 (en) | 2016-02-16 | 2021-07-26 | 효성첨단소재 주식회사 | Method of producing precursor fiber for large tow carbon fiber |
| CN105970358B (en) * | 2016-03-10 | 2018-07-31 | 江苏恒神股份有限公司 | Carbon fibre precursor high steam drafting machine |
| MX2019010210A (en) * | 2017-03-15 | 2019-10-09 | Toray Industries | Method for manufacturing acrylonitrile based fiber bundle and method for manufacturing carbon fiber bundle. |
| KR101957061B1 (en) | 2017-12-21 | 2019-03-11 | 효성첨단소재 주식회사 | Process for preparing carbon fiber having high strength |
| EP3778997B1 (en) * | 2018-04-11 | 2022-11-23 | Toray Industries, Inc. | Spinneret and method of manufacturing fiber web |
| CN110466242B (en) * | 2018-05-11 | 2022-09-20 | 重庆莱宝科技有限公司 | Automatic silk screen printing production line |
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- 2012-01-17 JP JP2012504213A patent/JP5430740B2/en active Active
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| Publication number | Publication date |
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| KR101384020B1 (en) | 2014-04-17 |
| US20140123713A1 (en) | 2014-05-08 |
| US8839492B2 (en) | 2014-09-23 |
| EP2674522B1 (en) | 2016-09-28 |
| EP2674522A4 (en) | 2014-08-20 |
| ES2607075T3 (en) | 2017-03-29 |
| SA112330256B1 (en) | 2015-02-17 |
| JPWO2012108230A1 (en) | 2014-07-03 |
| TW201243123A (en) | 2012-11-01 |
| TWI489022B (en) | 2015-06-21 |
| CN103354850A (en) | 2013-10-16 |
| KR20130116361A (en) | 2013-10-23 |
| PT2674522T (en) | 2016-11-09 |
| HUE030232T2 (en) | 2017-04-28 |
| JP5430740B2 (en) | 2014-03-05 |
| WO2012108230A1 (en) | 2012-08-16 |
| EP2674522A1 (en) | 2013-12-18 |
| MX2013009249A (en) | 2013-11-04 |
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